CVE-2021-40426

{"id": "CVE-2021-40426", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 10.0, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.9}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2022-04-14T20:15:09.110", "references": [{"url": "http://www.openwall.com/lists/oss-security/2023/02/03/3", "source": "talos-cna@cisco.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html", "source": "talos-cna@cisco.com"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://www.debian.org/security/2023/dsa-5356", "source": "talos-cna@cisco.com"}, {"url": "http://www.openwall.com/lists/oss-security/2023/02/03/3", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2023/dsa-5356", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "talos-cna@cisco.com", "description": [{"lang": "en", "value": "CWE-122"}]}, {"type": "Secondary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en la funcionalidad sphere.c start_read() de Sound Exchange libsox versi\u00f3n 14.4.2 y el commit maestro 42b3557e. Un archivo especialmente dise\u00f1ado puede conllevar a un desbordamiento del b\u00fafer de la pila. Un atacante puede proporcionar un archivo malicioso para desencadenar esta vulnerabilidad"}], "lastModified": "2025-06-24T19:34:47.390", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:sound_exchange_project:sound_exchange:14.4.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C99FA8E2-5333-47D1-AC0D-5C3FF7DF8D75"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}